document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=286418>Question 286418</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve using the <BR>\n" );
document.write( "Substitution Method\r<BR>\n" );
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document.write( "3x+2y=13<BR>\n" );
document.write( "x+y=5\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #207726 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=207726\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Step 1) Pick an equation and a variable to solve for. I'm going to solve for 'y' in the second equation. So solve for 'y' in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2By=5 ALIGN=MIDDLE  ALT=\"x%2By=5\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=-x%2B5 ALIGN=MIDDLE  ALT=\"y=-x%2B5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Step 2) Plug in (ie substitute) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=-x%2B5 ALIGN=MIDDLE  ALT=\"y=-x%2B5\"   DISABLED_style= \"max-width:90%; height:auto;\" > into the other equation <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x%2B2y=13 ALIGN=MIDDLE  ALT=\"3x%2B2y=13\"   DISABLED_style= \"max-width:90%; height:auto;\" >. In other words, replace each 'y' with <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-x%2B5 ALIGN=MIDDLE  ALT=\"-x%2B5\"   DISABLED_style= \"max-width:90%; height:auto;\" > to effectively eliminate every 'y' term. After doing so, you should get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x%2B2%28-x%2B5%29=13 ALIGN=MIDDLE  ALT=\"3x%2B2%28-x%2B5%29=13\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Step 3) Solve for 'x'. This can be easily done as <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x%2B2%28-x%2B5%29=13 ALIGN=MIDDLE  ALT=\"3x%2B2%28-x%2B5%29=13\"   DISABLED_style= \"max-width:90%; height:auto;\" > is a simple linear equation with one variable.\r<BR>\n" );
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document.write( "Step 4) Take the solution found in step 3 and use it to find the solution in terms of 'y'. </SPAN>\n" );
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